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HMB200H1 (140)
Lecture 6

Lecture 6 - Turning & the Superior Colliculus

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Department
Human Biology
Course
HMB200H1
Professor
John Yeomans
Semester
Winter

Description
HMB200H1S L6 Jan 25 2012Turningthe Superior ColliculusEvolution of Vertebrate BrainBrain evolves for survival DarwinreproductionFast reflexes for protection ex head blows feeding visceral reflexes to bring food into viscera digestive reflexes sex Lecture 5Reflexive orienting in spaceApproachAvoidance MidbraincerebellumStartle doesnt do this well only protects during blowDecide whether look atgrab or duck awayDecision made by colliculusHormonesmotivation HypothalamusAnalysis of outside world Telencephalon Vertebrate BrainsCranial nerves 58fast reflex response in spinal neurons for body protectionEarly animalsjust brainstemGet optic tectum olfactory bulbM
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